Latest Institutional Purchases of Amphastar Pharmaceuticals, Inc. (AMPH)
This list provides information on the latest institutional transactions involving Amphastar Pharmaceuticals, Inc. (AMPH) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 13, 2025
Q3 2025
|
Pathstone Holdings, LLC
Englewood, NJ |
BUY
|
- |
7.98KNew |
$165K - $246K
|
7.98K
$208K
|
|
|
Oct 22, 2025
Q3 2025
|
Commonwealth Equity Services, LLC
|
BUY
|
- |
7.86KNew |
$162K - $242K
|
7.86K
$205K
|
|
|
Oct 31, 2025
Q3 2025
|
Y Intercept (Hong Kong) LTD
|
BUY
|
- |
7.36K+ 41.54% |
$152K - $227K
|
25.1K
$654K
|
|
|
Nov 13, 2025
Q3 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
6.83K+ 817.96% |
$141K - $210K
|
7.67K
$200K
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
5.48K+ 13.06% |
$113K - $169K
|
47.4K
$1.24M
|
|
|
Oct 20, 2025
Q3 2025
|
Virginia Retirement Systems Et Al
Richmond, VA |
BUY
|
- |
4.8K+ 54.78% |
$99K - $148K
|
13.6K
$353K
|
|
|
Oct 28, 2025
Q3 2025
|
Wolverine Asset Management LLC
|
BUY
|
- |
4.74KNew |
$97.8K - $146K
|
4.74K
$124K
|
|
|
Nov 03, 2025
Q3 2025
|
Significant Wealth Partners LLC
Cary, IL |
BUY
|
- |
4.4K+ 27.2% |
$90.7K - $136K
|
20.6K
$536K
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
4.36K+ 17.85% |
$89.8K - $134K
|
28.8K
$749K
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
BUY
|
- |
3.22K+ 12.78% |
$66.4K - $99.1K
|
28.4K
$740K
|
|
|
Nov 13, 2025
Q3 2025
|
Quadrant Capital Group LLC
Cincinnati, OH |
BUY
|
- |
3.08KNew |
$63.4K - $94.8K
|
3.08K
$80.2K
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
2.62K+ 0.68% |
$54.1K - $80.8K
|
390K
$10.2M
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
2.07KNew |
$42.7K - $63.8K
|
2.07K
$54K
|
|
|
Nov 14, 2025
Q3 2025
|
Quantinno Capital Management LP
New York, NY |
BUY
|
- |
1.99K+ 17.67% |
$41.1K - $61.3K
|
13.3K
$346K
|
|
|
Nov 12, 2025
Q3 2025
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
BUY
|
- |
1.98K+ 23.83% |
$40.7K - $60.8K
|
10.3K
$267K
|
|
|
Nov 14, 2025
Q3 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
1.93K+ 0.71% |
$39.9K - $59.6K
|
275K
$7.17M
|
|
|
Nov 04, 2025
Q3 2025
|
Hantz Financial Services, Inc.
|
BUY
|
- |
1.75K+ 126.72% |
$36K - $53.8K
|
3.12K
$81.4K
|
|
|
Nov 12, 2025
Q3 2025
|
Principal Securities, Inc.
Des Moines, IA |
BUY
|
- |
1.59K+ 8811.11% |
$32.7K - $48.9K
|
1.6K
$41.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
1.58K+ 10.12% |
$32.6K - $48.7K
|
17.2K
$448K
|
|
|
Nov 12, 2025
Q3 2025
|
Sterling Capital Management LLC
Charlotte, NC |
BUY
|
- |
1.45K+ 14.19% |
$29.9K - $44.7K
|
11.7K
$304K
|
|
|
Nov 14, 2025
Q3 2025
|
Joel Greenblatt
Gotham Asset Management, LLC | New York, Ny
|
BUY
|
- |
1.35K+ 9.63% |
$27.8K - $41.6K
|
15.4K
$400K
|
|
|
Oct 27, 2025
Q3 2025
|
Nordea Investment Management Ab
Stockholm, V7 |
BUY
|
- |
1.34K+ 0.88% |
$27.5K - $41.2K
|
153K
$4M
|
|
|
Nov 14, 2025
Q3 2025
|
Quarry LP
New York, NY |
BUY
|
- |
1.18KNew |
$24.4K - $36.4K
|
1.18K
$30.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Vident Advisory, LLC
Alpharetta, GA |
BUY
|
- |
1.15K+ 6.67% |
$23.8K - $35.5K
|
18.4K
$480K
|
|
|
Nov 14, 2025
Q3 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
BUY
|
- |
1.07K+ 0.91% |
$22K - $32.9K
|
118K
$3.08M
|
|
|
Dec 15, 2025
Q3 2025
|
Fny Investment Advisers, LLC
|
BUY
|
- |
1KNew |
$20.6K - $30.8K
|
1K
$26.1K
|
|
|
Oct 29, 2025
Q3 2025
|
Arkadios Wealth Advisors
|
BUY
|
- |
845+ 2.4% |
$17.4K - $26K
|
36K
$938K
|
|
|
Nov 06, 2025
Q3 2025
|
Illinois Municipal Retirement Fund
|
BUY
|
- |
810+ 4.06% |
$16.7K - $25K
|
20.7K
$541K
|
|
|
Oct 14, 2025
Q3 2025
|
Farther Finance Advisors, LLC
San Francisco, CA |
BUY
|
- |
737+ 356.04% |
$15.2K - $22.7K
|
944
$24.6K
|
|
|
Oct 21, 2025
Q3 2025
|
Global Retirement Partners, LLC
|
BUY
|
- |
703+ 219.0% |
$14.5K - $21.7K
|
1.02K
$26.7K
|
|
|
Oct 28, 2025
Q3 2025
|
Richardson Financial Services Inc.
Medway, MA |
BUY
|
- |
611New |
$12.6K - $18.8K
|
611
$15.9K
|
|
|
Nov 04, 2025
Q3 2025
|
State Of Wyoming
Cheyenne, WY |
BUY
|
- |
578+ 21.23% |
$11.9K - $17.8K
|
3.3K
$86K
|
|
|
Nov 13, 2025
Q3 2025
|
Advisory Research Inc
Chicago, IL |
BUY
|
- |
570+ 3.83% |
$11.8K - $17.6K
|
15.5K
$403K
|
|
|
Nov 04, 2025
Q3 2025
|
Illumine Investment Management, LLC
Poulsbo, WA |
BUY
|
- |
551+ 2.03% |
$11.4K - $17K
|
27.7K
$721K
|
|
|
Nov 14, 2025
Q3 2025
|
Rockefeller Capital Management L.P.
New York, NY |
BUY
|
- |
423New |
$8.72K - $13K
|
423
$11K
|
|
|
Nov 10, 2025
Q3 2025
|
Us Bancorp \De\
|
BUY
|
- |
419+ 97.22% |
$8.64K - $12.9K
|
850
$22.2K
|
|
|
Oct 28, 2025
Q3 2025
|
Wolverine Asset Management LLC
|
BUY
|
PUT |
400+ 133.33% |
$8.25K - $12.3K
|
700
$18.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Larson Financial Group LLC
|
BUY
|
- |
381+ 1360.71% |
$7.86K - $11.7K
|
409
$10.7K
|
|
|
Oct 20, 2025
Q3 2025
|
Salomon & Ludwin, LLC
|
BUY
|
- |
377New |
$7.77K - $11.6K
|
377
$9.82K
|
|
|
Oct 23, 2025
Q3 2025
|
Nisa Investment Advisors, LLC
|
BUY
|
- |
255+ 68.18% |
$5.26K - $7.86K
|
629
$16.4K
|
|
|
Nov 04, 2025
Q3 2025
|
Umb Bank, N.A.
|
BUY
|
- |
228+ 1200.0% |
$4.7K - $7.02K
|
247
$6.44K
|
|
|
Nov 14, 2025
Q3 2025
|
Cim, LLC
|
BUY
|
- |
199+ 1.74% |
$4.1K - $6.13K
|
11.6K
$303K
|
|
|
Nov 14, 2025
Q3 2025
|
Srs Capital Advisors, Inc.
Denver, CO |
BUY
|
- |
157+ 193.83% |
$3.24K - $4.84K
|
238
$6.2K
|
|
|
Oct 14, 2025
Q3 2025
|
Exchange Traded Concepts, LLC
|
BUY
|
- |
154+ 1.57% |
$3.18K - $4.74K
|
9.99K
$260K
|
|
|
Nov 10, 2025
Q3 2025
|
Optiver Holding B.V.
Amsterdam, P7 |
BUY
|
- |
146New |
$3.01K - $4.5K
|
146
$3.8K
|
|
|
Nov 10, 2025
Q3 2025
|
Hohimer Wealth Management, LLC
|
BUY
|
- |
127+ 1.07% |
$2.62K - $3.91K
|
12K
$312K
|
|
|
Nov 10, 2025
Q3 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
BUY
|
- |
89+ 0.17% |
$1.84K - $2.74K
|
51.2K
$1.33M
|
|
|
Nov 13, 2025
Q3 2025
|
Wealthspire Advisors, LLC
New York, NY |
BUY
|
- |
70New |
$1.44K - $2.16K
|
70
$1.82K
|
|
|
Oct 24, 2025
Q3 2025
|
Avion Wealth
The Woodlands, TX |
BUY
|
- |
64+ 106.67% |
$1.32K - $1.97K
|
124
$3.23K
|
|
|
Nov 10, 2025
Q3 2025
|
Mai Capital Management
|
BUY
|
- |
58New |
$1.2K - $1.79K
|
58
$1.51K
|
|